<!DOCTYPE html>
<html>
<head>
  <title>Module scripts with no imports always execute asynchronously</title>
  <script src="../../../../../resources/testharness.js"></script>
  <script src="../../../../../resources/testharnessreport.js"></script>
  <link rel="help" href="https://github.com/whatwg/html/issues/3746">
</head>
<body>
<script>
async_test(t => {
  window.results = [];
  window.logExecution = msg => window.results.push(msg);

  const script = document.createElement('script');
  script.type = 'module';
  script.textContent = "window.logExecution('module')";
  document.body.append(script);
  window.logExecution('classic');

  window.onload = t.step_func_done(e => {
    assert_array_equals(window.results, ['classic', 'module']);
  });
});
</script>
</body>
</html>
